sign test


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sign test

a nonparametric statistical test based on the comparison of the signs of the differences between paired values.
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This result was a common pattern among those elements in which the sign test rejected the null of observation duration equal to or below preproduction--the missing data in preproduction aligned with observed durations above the median and mode.
Statistical analyses SIGN TEST and WILCOXON TEST were performed to determine the loci number with excess Heterozygosity which was based on the theory of a locus assuming mutation-drift equilibrium from 1000 interactions and that allele status changes was under IAM and SMM.
Statistically, paired t-test and Wilcoxon sign test are used to test the difference between Dmin and DRUC [12].
Also, the results of the nonparametric sign test to compare [DELTA]E of etched and unetched enamel in four groups are shown in Table 2.
Control II: Sign Test for Volatility Options in Brazil Using Different Conditions As Counterfactual Criterion Window Total Cases Favorable (Purchases Cases + Sales) Smoothing 2 10 7 Direction 2 10 7 Reversal 2 10 6 Matched 2 10 - Criterion % Success [H.
The data was analyzed by SPSS version 20 and non-parametric Wilcoxon Sign Test was applied to calculate the p value at 95% level of significance.
This differs strongly from the random null expectation in a sign test (P < 0.
Sign test was done to evaluate the statistical significance of the differences in length; width; and A-A1, B-B1, and C-C1 values on the subject's ear and the measurements made on models obtained from the two impression techniques.
EDINBURGH last night swooped to sign Test hooker Aleki Lotui from Worcester.
The mean interaction strengths were examined over the 98 sampling days with a sign test to determine if there were significant departures from zero.
The sign test (Cowan, 1992) is a simple binomial test to ascertain whether the frequency of positive abnormal residuals equals 50 per cent or not.